File:6P1P trio.JPG
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Summary
| Description | A comparison of vacuum tubes: 6P1P by Svetlana 1971 (left), 6P1P-EV by Svetlana 1986, 6P1 by Beijing Electron Tube Factory 1986 (right). |
| Date | |
| Source | Own work |
| Author | Tvezymer |
Licensing
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I, the copyright holder of this work, release this work into the public domain. This applies worldwide. In some countries this may not be legally possible; if so: I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:48, 25 April 2008 | | 532 × 449 (146 KB) | Tvezymer | {{Information |Description=6P1P vacuum tubes: 6P1P by Svetlana 1971, 6P1P-EV by Svetlana 1986, 6P1 by Bejing |Source=self-made |Date=1/12/2007 |Author= Tvezymer |Permission= |other_versions= }} |
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